\documentclass[main]{subfiles}
\begin{document}
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% summarizes lecture
% author: Joachim Ott
\section{Current Divider}
% Joachim
\begin{figure}[htbp]
  \centering
  \includegraphics[scale=0.8]{figs/current_divider.png}
  \caption{Current Divider \cite{lec6}}
  \label{fig:current_divider}
\end{figure}

\todo[inline]{Complete current divider circuit}
\end{document}